THE GREAT COMBO'S

Combo of Mini Water Pump & 9V Battery with Soil Moisture Sensor for Automatic Watering System Manager (47 Item)

Specification:-

• Operating voltage: 3.3V to 5V
• Power Source: DC
• Material: Polyvinyl Chloride
• Number of channels: 1
• Relay maximum current:  10A
• Length of the wire : 6cm
• Wire color : Red and Black

Package Included:- 1 Pcs 5V Relay Module 2 pcs 9V Battery 2 pcs Battery Clip Connector 1 Pcs Soil Moisture Sensor 1 pcs Water Pump with 1 Meter Tubing 40 pcs Female to Female Jumer wire.

Combo of Jumper wire with R3 CH340G Development Board & 12V 5A DC Power Supply Adapter with 5.5mm x 2.5mm Male Connector (123 Item)

Specification:-

• Input Voltage: AC 100-240V
• Output Voltage: DC 12V, 5A
• Connector Size: 5.5mm x 2.5mm Male Plug
• High-quality PVC-coated flexible wires
• Microcontroller: ATmega328P
• Clock Speed: 16 MHz
• USB to Serial: CH340G

Package Included:- 1 Pcs USB Cable,1 Pcs R3 CH340 Development Board,1 Pcs 12V 5A Power supply Adapter,40 Pcs Male to Male Jumper Wire,40 Pcs Male to Female Jumper wire,40 Female to Female Jumper wire

Combo of Toy Battey | Battery Clip Connector | Buzzer | Rocker Switchs (5Pcs Each)

Specification:-

• Type: Piezoelectric Buzzer
• Input Voltage: 9-12V
• Current: <25MA
• High-performance battery
• Metal jacket body
• Nominal voltage : 9V
• Max. current withstand : 250V
• Max. power rating : 6A
• Long life approximately 10,000 clicks

Package Included:- 5 Pcs 9V Toy Battery, 5 Pcs Battery Clip Connector, 5 Pcs Rocker Switch, 5 Pcs 5V Buzzer, 5 Pcs 12V Buzzer

Combo of XH-W1209 Temperature Controller Thermostat Module with Probe & 3.5 inch 24V DC Cooling Fan and 12V 1A DC Power Supply Adapter (5 Item)

Specification:-

1.XH-W1209

• Temperature Range: -50°C to 110°C
• Operating Voltage: 12V DC
• Temperature Control Mode: Heating & Cooling
• Accuracy: ± 0.1°C
• Relay Output: Supports up to 10A load

2. 24V DC Cooling Fan

• Operating Voltage: 24V DC
• Compact Size: 3.5 inches for versatile cooling applications
• High-Speed Airflow: Ensures efficient cooling for electronics and enclosures
• Low Noise Operation: Provides effective cooling with minimal noise
• Durable & Reliable Build: Ideal for continuous operation

3.DC Power Supply Adapter

• Input Voltage: AC 100-240V
• Output Voltage: DC 12V, 1A
• Connector Type: Standard 5.5mm x 2.1mm DC plug
• Short-Circuit & Overload Protection for device safety
• Lightweight & Compact Design for easy portability

Combo of 12V 2A DC Power Supply Adapter with 5.5mm Male Connector & RGB Controller Multifunctional

Specification:-

• Input voltage : 100V to 265V AC
• Output voltage: 10 to12V
• Power rating: 2A
• Max. frequency range: 50 to 60 Hz
• Cable length: 1.10 meters
• Working temperature:- 20-60 °C
• Remote distance:- 100m

Combo of Jumper wire with 5V Relay|DC Mini Water Pump with 1m Tubing|Battery Clip Connector| Proximity Sensor (48 Item)

Specification:-

• Power Source: DC
• Material: Polyvinyl Chloride
• Power current:  1.9A
• Working voltage:  6V to 12V
• Digital output : logic one (+3.5V DC) logic zero (0V DC)
• Distance measuring range : 2cm to 30cm
• Effective distance range : 2cm to 80 cm
• Number of channels: 1
•  Supply voltage: 3.75V to 6V
• Current when the relay is active: 70m

Package Included:-  2 Pcs 9V Battery, 2 Pcs Battery Clip Connector, 1 Pcs 5V Relay Module, 40 Pcs Female to Female Jumper Wire, 1 Pcs DC Mini Motor Pump with 1M Tubing, 1 Proxmity Sensor

DIY Rain Sensor Kit for Science Experiment | Learning Kit (27 Item)

Specification:-

• Operating voltage : 3.3V to 5V
• Quiescent current: 2mA
• Model name : 6F22M
• Nominal voltage : 9V
• Power indicator, the output signal LED indicator
• Type: Piezoelectric Buzzer
• Length: 9.5mm
• Diameter: 12 mm
• Current: <25MA

Package Included:-  1 Pcs 5V Buzzer, 1 pcs 9V toy battery, 1 pcs 9v Battery clip connector, 5 pcs 10 Ohm Resistor, 5 pcs white 5mm LED, 10 Pcs Female to Female Jumper wire, 1 pcs TIP 31C IC, 1 pcs multicolor Ribon Color 1 pcs Rain Weather Detect Sensor, 1 pcs PCB Board

Combo of R3 CH340G Development Board with L298N Motor Driver Circuit Board & SG90 Small 180 Degree Servo Motor

Specification: 

• Operating voltage: 3V to 7.2V
• Recommended voltage: 5V
• Rotation: 0°-180°
• The operating speed is 0.1s/60° (4.8V)
• Chip name : ATMEGA328
• Clock frequency : 16Mhz
• Digital input/output pins : 14 (of which 6 provide PWM output)
• Driver module : L298N
• Maximum power : 25W
• Driver current : 2A

Package Included:-  1 Pcs L298N Motor Drive,1 Pcs SG 90 Motor,1 Pcs R3 CH340G Development Board

Combo of Rain Detect Sensor for School Project with Jumper Wire|Water Pump & 5V Relay Module (43 Item)

Specification:-

• Working voltage: 6V to 12V
• Power current: 1.9A
• Max. flow : 50 liter/hour
• Distribution bit to adjust sensitivity
• 5V Relay Module – Enables seamless control of electrical devices based on sensor input.

Package Included:- 1 pcs 5V Relay Module, 1 pcs water pump, 1 pcs Rain detect Sensor, 40 pcs Female to Female Jumpere wire

Combo of MQ-2 Sensor LPG Gas Detector Project with Alarm (57 Item)

Specification:-

• Operating voltage: 5V DC
• Interface type:  Analog and Digital
• Copper clad coating PCB
• Dimension : 7.8cm x 5.1cm
• Board thickness : 1 mm
• High-performance battery
• Nominal voltage : 9V
• Power rating : 1A
• Wire color : Red and Black
• Type: Piezoelectric Buzzer
• Length: 9.5mm
• Current: <25MA
• Resistance : 100 ohm (Ω)
• Resistor type : carbon film resistor
• Tolerance : 5%
• Power rating: 1/4Watt
• Maximum working voltage: 250V

Package Included:-  1 Pcs PCB Board, 1 Pcs 9V battery, 1 Pcs Battery clip connector, 5 Pcs 1/4w 100 Ohm Resistor, 5 Pcs 5mm LED(1 Pcs each Red, Blue,Green,Yellow,White), 1 Pcs Multicolore Ribon Cable, 1 Pcs TIP31C IC, 1 Pcs 5V Buzzer, 1 Pcs Gas detection sensor, 40 Pcs Female to Female Jumper wire

Combo of LM393 LDR Sensor with 12V 2- Channel Relay Module & 40 Pcs Jumer wire (47 Item)

Specification:-

• Number of channels : 2
• Operating voltage : 12V
• Max. current : 20mA
• 40 Jumper Wires – Provides the necessary connections for easy circuit assembly.
• LM393 LDR Sensor – Detects light levels and triggers responses based on light intensity.

Package Included:- 2 Pcs 9V battery, 2 Pcs battery clip connector, 1 Pcs LDR Sensor Module, 1 Pcs 5V Buzzer, 1 Pcs 12V Relay Module, 40 Pcs Female to Female Jumper wire

Combo of DIY Science Project Kit for Kids with DC Motor | 9V Toy Battery | Battey Clip Connector | Multicolor 4 Blade Fans |Science Experiment Learning Kit (40 Item)

Specification:-

• High-performance battery
• Nominal voltage : 9V
• Non-rechargeable
• Working voltage : 9V
• Power rating : 1A
• Length of the wire : 6cm
• DC Motor: Rated Voltage: 4V 
• Item Type: Mini Electric Moto
• DC motor has strong power

Package Included:-  10 Pcs 9V Toy Battery, 10 Pcs Battery Clip Connector, 10 Pcs DC 4V Motor, 3 Pcs Yellow 4 Blade Fan, 3 Pcs Green 4 Blade Fan, 4 Pcs Red 4 Blade Fan